d = iter({'name': 'Jhon', 'age': 25}.keys())  # 迭代字典 keys 方法返回的对象
next_value1 = next(d)
key1 = next_value1  # 存储键
next_value2 = next(d)
key2 = next_value2  # 存储值
# 创建包含键值对的字典
my_dict = {key1: None, key2: None}  # 可以根据需要设置对应的值
print(my_dict)